radv,anv: report rotate subgroup feature bits
This should have been done with the 1.3.277 header update, but that was merged before I could complain. Version 2 of VK_KHR_shader_subgroup_rotate added these bits.
This should have been done with the 1.3.277 header update, but that was merged before I could complain. Version 2 of VK_KHR_shader_subgroup_rotate added these bits.